<ul nz-menu [nzMode]="'horizontal'" class="nav">
    <!--<li nz-menu-item class="" routerLink="./census" [routerLinkActive]="['ant-menu-item-selected']" style="outline: none" >-->
        <!--<a style="outline: none" >项目统计</a>-->
    <!--</li>-->
    <li nz-menu-item routerLink="./drillContainer/classDrill" [routerLinkActive]="['ant-menu-item-selected']" style="outline: none" >
        <a style="outline: none">课堂演练</a>
    </li>
    <!--<li nz-menu-item routerLink="./afterDrill" [routerLinkActive]="['ant-menu-item-selected']" style="outline: none" >-->
        <!--<a style="outline: none">课后演练</a>-->
    <!--</li>-->
</ul>
<router-outlet></router-outlet>
